Home / 26,820.89-40,233.31-7,099.31

Finding the Fourth Proportional to 26,820.89, 40,233.31 and 7,099.31

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Solution

The fourth proportional to 26,820.89, 40,233.31 and 7,099.31 is: 10,649.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.89 : 40,233.31 = 7,099.31 : x
  2. Step 2: Convert to fraction form
    26,820.89/40,233.31 = 7,099.31/x
  3. Step 3: Cross multiply
    26,820.89x = 40,233.31 × 7,099.31
  4. Step 4: Simplify right side
    26,820.89x = 285,628,822.85
  5. Step 5: Solve for x
    x = 285,628,822.85/26,820.89
  6. Step 6: Final answer
    x = 10,649.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.